Answer:
Step-by-step explanation:
Sorry
Answer:
N = 3
Step-by-step explanation:
I don't know what the whole thing above is, but just disregard that.
All it is here is cross multiplication.
So 28N = 21 * 4
Multiply...
28N = 84
And divide each side by 28
N = 3
Your answer is C. 500,000
20.15625 is the answer to your question if you would like the method you move the percentage two decimal places and multiply.